Re-enable per-crate search now that rustdoc bugs are fixed

Follow up to #497,
rust-lang/rust#76052

Author: jyn514

src/docbuilder/rustwide_builder.rs

@@ -581,7 +581,7 @@ impl RustwideBuilder {
 
         let mut env_vars = metadata.environment_variables();
         let rustdoc_flags = env_vars.entry("RUSTDOCFLAGS").or_default();
-        rustdoc_flags.push_str(" --static-root-path / --cap-lints warn ");
+        rustdoc_flags.push_str(" --static-root-path / --cap-lints warn --disable-per-crate-search");
         rustdoc_flags.push_str(&rustdoc_flags_extras.join(" "));
 
         let mut command = build